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Stock-Based Compensation - Dividends (Details) - USD ($)
3 Months Ended 6 Months Ended
Mar. 27, 2015
Jun. 27, 2015
Mar. 28, 2015
Jun. 28, 2014
Jun. 27, 2015
Jun. 28, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Dividends per share (in usd per share)   $ 0   $ 0 $ 1.83 $ 0
Reduction of exercise price of outstanding options (in usd per share)         $ 1.83  
Dividends         $ 47,999,000  
Employee Stock Option [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Share-based compensation arrangement by share-based payment award, plan modification, incremental compensation cost $ 537,000          
Share-based compensation arrangement by share-based payment award, plan modification, incremental compensation cost expensed in period     $ 57,000